Fish Lake Reservoir Weather Forecast

    • 59
    • 88

    Mostly Sunny

    • 59
    • 83

    Chance Thunderstorms

    • 60
    • 87

    Chance Thunderstorms

    • 57
    • 79

    Chance Thunderstorms

    • 56
    • 77

    Rain Showers Likely

    • 55
    • 75

    Chance Rain Showers

Today 30 Jun Carlton/South St. Louis

Sunny. Much warmer. Humid with Highs in the upper 80s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 30 Jun Carlton/South St. Louis

Mostly clear. Lows in the upper 50s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fish Lake Reservoir Temperature Statistics

June Temperature

Duluth International Airport (7.5 miles)

  • Lowest 19 June, 2026

    42.7 °F

  • Average June

    60.6 °F

  • Highest 3 June, 2026

    80.7 °F

Climate (2021–2026)

Duluth International Airport (7.5 miles)

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  • Average Low 2021–2026

    33.2 °F

  • Average 2021–2026

    42.1 °F

  • Average High 2021–2026

    51 °F
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